Regular Expressions 101

Pro

(?i)applies the following effective flags to the remainder of the pattern: gmi

i modifier: insensitive. Matches without distinguishing uppercase and lowercase letters

Group 1(\W|^)

1st Alternative\W

\Wany non-word character

2nd Alternative^

^start of line

Character Class[\w.\-]{128}

{128}matches exactly 128 characters from the set below:

\wany word character

.the literal . (46₁₀ / 56₈ / 2E₁₆)

\-the literal - (45₁₀ / 55₈ / 2D₁₆)

Group 2(\W|$)

1st Alternative\W

\Wany non-word character

2nd Alternative$

$end of line

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

Detailed match information will be displayed here automatically.

25 tokens

(?i)(\W|^)[\w.\-]{128}(\W|$)

8ec15d43c0bb01eca1c278c61b3dc73d844a19a22466647191786bae74ac0ae54f957cc8be7fd9a5b8fbbb41948429fe69bc1255df84fae885cad3e10ecefd36

8ec15d43c0bb01eca1c278c61b3dc73d844a19a22466647191786bae74ac0ae54f957cc8be7fd9a5b8fbbb41948429fe69bc1255df84fae885cad3e10ecefd36